Odpowiedzi

2010-03-22T07:32:52+01:00
3. 4x-8y-4z = 4(x-2y-z)
5a²-15b+20c= 5(a²-3b+4c)
63m+54n-9 = 9(7m+6+1) 9(7m+7)
6a-9b+12y =3(2a-3b+4y)
30x-18y-6= 6(5x-3y)
3a²/5 + 6b/5 - 9/5 / *5
3a²+6b-9 = 3(a²+2b-3)